@book{17171,
	author = {Alvarez Vargas, Marcos Stiven and Sanchez Barbosa, Michell Stebben and   },
	title = {Consultorias Madaes S.A.S / },
	publisher = {Corporación Unificada Nacional de Educación Superior,},
	year = {2018.},
	address = {Bogotá (Colombia) :},
	edition = {                   },
	url = {https://drive.google.com/open?id=19iMkZ5eemHwLZBRmVgAqOtEj_6ekKvYs}
}